Proportoinal Reasoning -2 Class 8 MCQ

class 8 math

General Instructions

  • Your test contains multiple-choice questions with only one answer-type question. There are a total of 10 questions
  • This is a 20 min test. Please make sure you complete it in the stipulated time
  • You can finish this test any time using the 'Submit' button.
1. which of the following statement is correct?
2. In a hostel of 50 boys, there are food provision for 40 days, if  30 more boys join the hostel, the food provision will last for ?
3. A pipe can fill a tank in 20 hrs . Due to a leak in the bottom of the tank, it is filled in 25 hrs . if the tank is full how much time will the  leak take to empty it.
4. A ,B and C together complete a piece of work in 4 days. A alone completes it in 12 days and B alone in 15 days. C alone will finish the work in?
5. 30 persons can reap a field in 17 days. How many more persons should be engaged to reap the same field in 10 days?
6. You get a particular shade of purple paint by mixing red, blue, and white paint in the ratio 2 : 3 : 5. If you need 50 ml of purple paint, how many ml of red, blue, and white paint will you mix together?
7. 20 workers take 4 days to complete laying a road. How many days will 10 workers take to complete laying the same length of road?
8. A school has 8 periods a day each of 45 minutes of duration. How long would each period be, if the school has 9 periods a day assuming the number of school hours to be the same?
9. A factory requires 42 machines to produce a given number of articles in 63 days. How many machines would be required to produce the same number of articles in 54 days?
10. A given set of chairs are arranged in 25 rows, with 12 chairs in each row. If the chairs are rearranged with 20 chairs in each row, how many rows does this new arrangement have?

 

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